50 lines
1.5 KiB
C#
50 lines
1.5 KiB
C#
/*
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* Copyright (c) 2019 ETH Zürich, Educational Development and Technology (LET)
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System.Net;
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using SafeExamBrowser.Contracts.Core.OperationModel;
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using SafeExamBrowser.Contracts.Core.OperationModel.Events;
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using SafeExamBrowser.Contracts.I18n;
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using SafeExamBrowser.Contracts.Logging;
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namespace SafeExamBrowser.Client.Operations
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{
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internal class InitializationOperation : IOperation
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{
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private ILogger logger;
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public event ActionRequiredEventHandler ActionRequired { add { } remove { } }
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public event StatusChangedEventHandler StatusChanged;
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public InitializationOperation(ILogger logger)
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{
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this.logger = logger;
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}
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public OperationResult Perform()
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{
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logger.Info("Initializing client application...");
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StatusChanged?.Invoke(TextKey.OperationStatus_InitializeClient);
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ConfigureSecurityProtocols();
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return OperationResult.Success;
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}
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public OperationResult Revert()
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{
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return OperationResult.Success;
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}
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private void ConfigureSecurityProtocols()
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{
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// Enables the security protocols specified below for all web requests which are made during application runtime.
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ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12 | SecurityProtocolType.Ssl3;
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}
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}
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}
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